Register
Which changes are evidence of a chemical reaction? a beaker of water becomes hot to the touch upon?
70.6k views
5 votes
Which changes are evidence of a chemical reaction? a beaker of water becomes hot to the touch upon?

User Artem Klevtsov
by
8.8k points

1 Answer

5 votes
Any change in temperature or new substance formed is evidence of a chemical reaction, this includes heat, gas or crystallization.
User Tom Wyllie
by
8.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

Compare and contrast an electric generator and a battery??
How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
As an object’s temperature increases, the ____________________ at which it radiates energy increases.
What is the evidence of a chemical reaction when the fireworks go off
Link Copied!